has been collected or provided.
Even if the information is free from
bias, the way we interpret it can
differ widely.
Lord et alii (1979) at the University
of Stanford experimented on participants who had strong views in favour
or against capital punishment. Each
participant read a brief description
of two studies, a comparison of US
states with and without the death
penalty and the comparison of
murder rates before and after the
introduction of the death penalty
in those states that employed capital punishment. They
were
then
asked if their
opinions had
changed, and
were
provided with a
more in depth
account
of
the studies
procedures
and to rate
them if the
research was
well conducted and con-
can be caused by search biases can
be demonstrated by the invasion
of Iraq - with no solid evide